Complement Fixation TestsBrucellosis, BovineHistoplasminImmunodiffusionHemagglutination TestsAntibodies, BacterialBrucella abortusBrucellosisAgglutination TestsBrucellaSerologic TestsComplement System ProteinsImmune SeraComplement ActivationEvaluation Studies as TopicComplement C3CoccidioidesRose BengalSheep DiseasesHistoplasmosisBrucella VaccineEnzyme-Linked Immunosorbent AssayPneumonia, MycoplasmaCoccidioidomycosisTyphus, Epidemic Louse-BorneImmunoglobulin MMycoplasma pneumoniaeCross ReactionsEpididymitisQ FeverGlandersAntibodies, ViralCoxiellaSheepHistoplasmaImmunoglobulin GHemagglutination Inhibition TestsAntigens, BacterialAntibodies, FungalImmunoelectrophoresisAntigens, FungalAntigens, ViralComplement C4Latex Fixation TestsBurkholderia malleiFluorescent Antibody TechniqueBrucella melitensisCattleNeutralization TestsCounterimmunoelectrophoresisGoatsCattle DiseasesImmunoenzyme TechniquesChlamydiaComplement C1qCoxiella burnetiiNitrogen FixationGoat DiseasesComplement Pathway, AlternativeComplement C5Sensitivity and SpecificityReceptors, ComplementComplement C3bAntibodiesFixation, OcularGuinea PigsRabbitsComplement C9Complement Pathway, ClassicalAntibody FormationMethodsHorsesComplement C1Complement Membrane Attack ComplexComplement Inactivator ProteinsCytomegalovirusFracture FixationComplement C2Complement Factor BRadioimmunoassayAntibody SpecificityComplement Factor HComplement Inactivating AgentsComplement C3aComplement C5aComplement C6Receptors, Complement 3bAntigen-Antibody ReactionsTime FactorsComplement Activating EnzymesPrecipitinsComplement C4bTissue FixationComplement C3dRheumatoid FactorComplement C3-C5 ConvertasesSwineHaplorhiniAntigensSerology